<template>
  <div>
    <el-row type="flex" justify="end">
      <!-- 年份下拉框 -->
      <el-select v-model="currentYear" size="mini" @change="dateChange">
        <el-option v-for="item in yearList" :key="item" :value="item" :label="item+'年'" />
      </el-select>
      <!-- 月份下拉框 -->
      <el-select v-model="currentMonth" size="mini" @change="dateChange">
        <el-option v-for="item in 12" :key="item" :value="item" :label="item+'月'" />
      <!-- <el-option value="6" label="6 月" />
      <el-option value="9" label="9 月" />
      <el-option value="12" label="12 月" /> -->
      </el-select>
    </el-row>
    <el-calendar v-model="currentDate">
      <template #dateCell="{data,date}">
        <div class="date-content">
          <span class="text"> {{ data.day | getDay }}</span>
          <span v-if="isWeek(date)" class="rest">休</span>
        </div>
      </template>
    </el-calendar>
  </div>
</template>

<script>
export default {
  filters: {
    getDay(oldVal) {
      return oldVal.split('-')[2]
    }
  },
  data() {
    const currentDate = new Date()
    const currentMonth = currentDate.getMonth() + 1
    const currentYear = currentDate.getFullYear()
    const yearList = []
    for (let i = 0; i < 11; i++) {
      // console.log(i)
      yearList.push(currentYear + i - 5)
    }
    return {
      currentDate,
      currentMonth,
      currentYear,
      yearList
    }
  },
  methods: {
    dateChange() {
      // 这里是日期发生改变触发的事件需要重新算 currentDate
      const str = this.currentYear + '-' + this.currentMonth // 拼接出'2019-05'字符串
      this.currentDate = new Date(str)
    },
    isWeek(date) {
      // 返回布尔值
      return date.getDay() === 6 || date.getDay() === 0
    }
  }
}

</script>

<style  scoped>
::v-deep .el-calendar-day {
  height:  auto;
 }
::v-deep .el-calendar-table__row td,::v-deep .el-calendar-table tr td:first-child, ::v-deep .el-calendar-table__row td.prev{
  border:none;
 }
.date-content {
  height: 40px;
  text-align: center;
  line-height: 40px;
  font-size: 14px;
}
::v-deep .date-content .rest {
  color: #fff;
  border-radius: 50%;
  background: rgb(250, 124, 77);
  width: 20px;
  height: 20px;
  line-height: 20px;
  display: inline-block;
  font-size: 12px;
  margin-left: 10px;
}
.date-content .text{
  width: 20px;
  height: 20px;
  line-height: 20px;
 display: inline-block;

}
::v-deep .el-calendar-table td.is-selected .text{
   background: #409eff;
   color: #fff;
   border-radius: 50%;
 }
::v-deep .el-calendar__header {
   display: none
 }
</style>
